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Finding the Fourth Proportional to 856,751.04, 1,182,323.04 and 474,784

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Solution

The fourth proportional to 856,751.04, 1,182,323.04 and 474,784 is: 655,205.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,751.04 : 1,182,323.04 = 474,784 : x
  2. Step 2: Convert to fraction form
    856,751.04/1,182,323.04 = 474,784/x
  3. Step 3: Cross multiply
    856,751.04x = 1,182,323.04 × 474,784
  4. Step 4: Simplify right side
    856,751.04x = 561,348,062,223.36
  5. Step 5: Solve for x
    x = 561,348,062,223.36/856,751.04
  6. Step 6: Final answer
    x = 655,205.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.